:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --accent: #0ea5e9;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-dark: #0f172a;
    --text-gray: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 12px;
    --radius-lg: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--bg-white);
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* Navigation - 与页脚一致的深色风格 */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

.nav.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo img {
    height: 40px;
}

.nav-logo span {
    font-weight: 700;
    font-size: 20px;
    color: white;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: white;
}

.nav-cta {
    margin-left: 16px;
    padding: 10px 24px;
    background: var(--primary);
    color: white !important;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-cta:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: white;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 160px 24px 100px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(14, 165, 233, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-gray);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 20px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(30, 64, 175, 0.4);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(30, 64, 175, 0.45);
}

.btn-secondary {
    background: white;
    color: var(--text-dark);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--bg-light);
    border-color: var(--text-light);
}

/* Features Section */
.section {
    padding: 100px 24px;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-label {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.section-desc {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Feature Cards */
.features-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    border-radius: 14px;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Stats Section */
.stats {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 80px 24px;
}

.stats-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    text-align: center;
}

.stat-item h4 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 15px;
    opacity: 0.85;
}

/* Product Section */
.product-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.product-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.product-item.reverse {
    direction: rtl;
}

.product-item.reverse > * {
    direction: ltr;
}

.product-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.product-content h4 {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 24px;
    font-weight: 400;
}

.product-content ul {
    list-style: none;
}

.product-content li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-gray);
}

.product-content li svg {
    width: 20px;
    height: 20px;
    color: #22c55e;
    flex-shrink: 0;
    margin-top: 2px;
}

.product-image {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 360px;
}

.product-image img {
    max-width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

/* CTA Section */
.cta {
    background: var(--bg-light);
    text-align: center;
    padding: 100px 24px;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 64px 24px 32px;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 48px;
}

.footer-brand img {
    height: 40px;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    max-width: 280px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    max-width: 1280px;
    margin: 48px auto 0;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    margin-left: 24px;
}

.footer-bottom a:hover {
    color: white;
}

/* Page Header */
.page-header {
    padding: 140px 24px 80px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 18px;
    color: var(--text-gray);
}

/* Responsive */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-item.reverse {
        direction: ltr;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 17px;
    }

    .section {
        padding: 60px 24px;
    }

    .section-title {
        font-size: 30px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .stat-item h4 {
        font-size: 36px;
    }

    .product-content h3 {
        font-size: 26px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }

    .footer-bottom a {
        margin-left: 0;
        margin-right: 16px;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Pricing Cards */
.pricing-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pricing-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--primary);
    position: relative;
}

.pricing-card.featured::before {
    content: '最受欢迎';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 100px;
}

.pricing-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}

.pricing-card .price {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary);
    margin: 24px 0;
}

.pricing-card .price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-gray);
}

.pricing-card ul {
    list-style: none;
    margin: 24px 0;
    text-align: left;
}

.pricing-card li {
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-card li svg {
    width: 18px;
    height: 18px;
    color: #22c55e;
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

/* Contact */
.contact-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
}

.contact-info {
    background: var(--primary);
    border-radius: var(--radius-lg);
    padding: 48px;
    color: white;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 16px;
}

.contact-info > p {
    opacity: 0.85;
    margin-bottom: 32px;
    font-size: 15px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item-icon svg {
    width: 22px;
    height: 22px;
}

.contact-item h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    opacity: 0.85;
}

.contact-item p {
    font-size: 15px;
}

.contact-form {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Privacy Page */
.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px 80px;
}

.content-section {
    margin-bottom: 48px;
}

.content-section h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.content-section p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 12px;
}

/* Product Page Styles */
.page-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
}

.page-meta {
    text-align: center;
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
}

.product-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 100px;
}

.product-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.product-item.reverse {
    direction: rtl;
}

.product-item.reverse > * {
    direction: ltr;
}

.product-content h3 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.product-content h4 {
    font-size: 17px;
    color: var(--text-gray);
    margin-bottom: 24px;
    font-weight: 400;
}

.product-content ul {
    list-style: none;
}

.product-content li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-gray);
}

.product-content li svg {
    width: 20px;
    height: 20px;
    color: #22c55e;
    flex-shrink: 0;
    margin-top: 2px;
}

.product-content li strong {
    color: var(--text-dark);
    font-weight: 600;
}

.product-image {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 24px;
}

.feature-mini {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg-light);
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-gray);
}

.feature-mini svg {
    width: 18px;
    height: 18px;
    color: var(--primary-light);
    flex-shrink: 0;
}

.ad-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 80px 24px;
    border-radius: var(--radius-lg);
    margin: 40px auto;
    max-width: 1200px;
}

.ad-section h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
}

.ad-section > p {
    font-size: 17px;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 600px;
}

.ad-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.ad-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 24px;
}

.ad-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.ad-card p {
    font-size: 14px;
    opacity: 0.85;
    line-height: 1.6;
}

/* Pricing Page Styles */
.pricing-wrapper {
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card .desc {
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 24px;
}

.pricing-card .price-note {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 32px;
}

.pricing-card ul {
    list-style: none;
    margin: 24px 0 32px;
    text-align: left;
}

.pricing-card li {
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.pricing-card li:last-child {
    border-bottom: none;
}

.pricing-card li svg {
    width: 18px;
    height: 18px;
    color: #22c55e;
    flex-shrink: 0;
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
    padding: 14px;
    font-size: 15px;
}

.btn-outline {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-header {
    text-align: center;
    margin-bottom: 48px;
}

.faq-header h2 {
    font-size: 32px;
    font-weight: 700;
}

.faq-item {
    background: var(--bg-light);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
}

.faq-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-item h4::before {
    content: 'Q';
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
}

.faq-item p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    padding-left: 40px;
}

/* Contact Page Styles */
.contact-wrapper {
    max-width: 1100px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-item-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 22px;
    height: 22px;
}

.contact-item h4 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
    opacity: 0.8;
}

.contact-item p {
    font-size: 15px;
    line-height: 1.5;
}

.wechat-section {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.wechat-section h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
}

.wechat-grid {
    display: flex;
    gap: 24px;
}

.wechat-item {
    text-align: center;
}

.wechat-item img {
    width: 120px;
    height: 120px;
    border-radius: var(--radius);
    margin-bottom: 8px;
}

.wechat-item p {
    font-size: 13px;
    opacity: 0.85;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.2s ease;
    background: white;
    cursor: pointer;
}

.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-note {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 16px;
    text-align: center;
}

/* Privacy/Agreement Page Styles */
.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 140px 24px 80px;
}

.content-section ul,
.content-section ol {
    margin: 16px 0;
    padding-left: 24px;
}

.content-section li {
    font-size: 15px;
    color: var(--text-gray);
    margin-bottom: 8px;
}

.content-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 12px;
    color: var(--text-dark);
}

.update-info {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-top: 48px;
}

.update-info p {
    font-size: 14px;
    color: var(--text-gray);
    margin: 0;
}

/* FAQ */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    padding: 20px 24px;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 24px 20px;
    max-height: 500px;
}

.faq-answer p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
}